Adding and Subtracting Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert the fractions, and then add the numerators.

Front

What is the Least Common Denominator (LCD)?

Back

The Least Common Denominator is the smallest number that can be used as a common denominator for two or more fractions.

Front

How do you subtract fractions?

Back

To subtract fractions, ensure they have the same denominator, then subtract the numerators and keep the denominator the same.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 5/4.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 1 and 1/2.

Front

How do you convert an improper fraction to a mixed number?

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator to find the whole number, and use the remainder as the new numerator.

Front

What is the process to find the sum of 5/8 and 3/4?

Back

First, convert 3/4 to 6/8 (common denominator), then add: 5/8 + 6/8 = 11/8 or 1 and 3/8.

Front

How do you find the difference between 1/2 and 1/6?

Back

Find a common denominator (6), convert: 1/2 = 3/6, then subtract: 3/6 - 1/6 = 2/6 or 1/3.

Front

What is the first step in adding fractions?

Back

The first step in adding fractions is to find a common denominator.